President Trump suspended tariffs for both countries after Mexico’s leader presented her security successes, and after U.S. markets fell and business leaders urged the White House to change course.

Mexico's President Claudia Sheinbaum gestures during an event to give details on the country's response to U.S. President Donald Trump's 25% tariffs on imports from Mexico, including retaliatory tariffs to U.S., at Zocalo Square in downtown Mexico City, Mexico March 9, 2025. REUTERS/Toya Sarno Jordan

By Emily Green, Jarrett Renshaw and David Ljunggren MEXICO CITY/WASHINGTON/OTTAWA (Reuters) - Mexican and Canadian officials are increasingly frustrated by tariff negotiations with the Trump administration,